DeepBook Protocol on Sui (@DeepBookonSui): Two Months of Margin: What We’ve Learned and What Comes Next

Two Months of Margin: What We’ve Learned and What Comes Next Two months ago, DeepBook introduced Margin Trading to the Sui ecosystem. Since then, more than 27,000 traders have engaged with DeepBook Margin, with daily active wallets surpassing 10,000 at peak. More importantly, it shows how liquidity behaves when it becomes shared, reusable, and coordinated across applications. With margin, DeepBook has moved beyond aggregation into coordinating how capital, risk, and execution interact across the ecosystem. As the ecosystem expands into institutional finance, stablecoins, and real-world assets, this becomes increasingly critical. DeepBook sits at the center of that transition. This article looks at how DeepBook’s margin launch is already improving market efficiency on Sui, backed by current data, and how it is now expanding to support more scalable financial systems across the network. Where Sui’s Financial Activity Converges Over the past two months, DeepBook has seen strong repeat participation, with returning users driving over 90% of total trading volume. Trade sizes span a wide range, from smaller, accessible positions to significantly larger trades, indicating that the system is supporting both everyday users and more advanced participants within the same liquidity environment. It shows that DeepBook is not just attracting users, but retaining them, while supporting different levels of capital deployment within a single, shared system. At the infrastructure level, another shift is emerging. As of the end of March 2026, cumulative margin volume surpassed $100M, with daily trading volume peaking at $5M, while margin pool TVL and open loans remained relatively stable at around $3M and $200K–$300K, respectively. Capital no longer sits idle in isolated pools, it moves between spot, leverage, and emerging strategies, supporting a broader range of financial activity. This dynamic is important. It shows that growth is not being driven by increasing deposits, but by how efficiently capital is being used. The same base of liquidity is supporting higher levels of activity, with capital turning over more frequently instead of sitting idle. Capital moves between spot trading, leveraged positions, and integrated applications, turning over more frequently and supporting a broader range of activity without fragmentation. ​​How DeepBook Is Expanding the System As the ecosystem expands into institutional finance, stablecoins, and RWAs, financial infrastructure must evolve alongside it. Deeper liquidity, coordinated risk management, and standardized execution are no longer optional. Every major enhancement to DeepBook is designed to support this ecosystem growth. Expanding Margin and Capital Coordination DeepBook will expand how margin, collateral, and liquidity are coordinated across applications. This includes shared collateral pools for multi-asset margin and standardized risk parameters across integrated protocols. For builders, this means the ability to launch leveraged trading, lending, and structured products on top of the same capital base. For users, it means capital can move seamlessly between spot, leverage, and yield strategies, with deeper liquidity, lower fragmentation, and more consistent execution. Expanding Market Primitives DeepBook is building the core primitives that allow developers to launch entirely new financial products without assembling custom infrastructure from scratch. These primitives support markets built on shared collateral, multi-asset margin, and programmatic execution, enabling applications such as options, perpetuals, structured yield products, cross-margin systems, and automated trading strategies to operate on top of the same liquidity layer. As a result, teams can prototype, launch, and iterate on complex financial products faster with lower upfront cost and significantly less technical overhead. Stronger Developer Tooling and APIs DeepBook is building systems that abstract away the hardest parts of financial product development, including risk management, collateral coordination, and multi-application execution. This includes SDKs that standardize how margin and collateral are handled across protocols, analytics, and monitoring tools for tracking cross-application strategies, and dedicated testing environments for margin-enabled and structured products. The goal is to reduce integration time and engineering overhead, while making sophisticated financial systems accessible to smaller, highly focused teams. Building the Financial Layer for the Next Phase of Sui Two months into margin, DeepBook has already demonstrated how shared liquidity and coordinated capital can reshape market behavior. It is now moving further, expanding the primitives that enable new categories of financial products. For builders, this means launching margin-enabled applications, structured products, and cross-protocol strategies without rebuilding liquidity, risk management, or execution infrastructure from scratch. For users, it means access to more sophisticated financial tools with consistent execution quality, stronger capital efficiency, and seamless composability across applications. For the ecosystem, it represents a shift away from competing over isolated liquidity pools and toward competing on product design, performance, and user experience. The next phase of Sui DeFi belongs to the teams building on shared liquidity and the next set of financial primitives is already on the way.